289808828

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{3989}}^1$

素因数の和:4477

約数の個数: 24

約数和(自身を含む): 520838640

約数和(自身を除く): 231029812

約数列:

[1, 2, 4, 41, 82, 164, 443, 886, 1772, 3989, 7978, 15956, 18163, 36326, 72652, 163549, 327098, 654196, 1767127, 3534254, 7068508, 72452207, 144904414, 289808828]

約数ペア:

[(1, 289808828), (2, 144904414), (4, 72452207), (41, 7068508), (82, 3534254), (164, 1767127), (443, 654196), (886, 327098), (1772, 163549), (3989, 72652), (7978, 36326), (15956, 18163)]